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macenc.c
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macenc.c
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/* $Id: macenc.c,v 1.1 2003/12/03 20:48:32 simon Exp $ */
/*
* Copyright (c) 2003 Ben Harris
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* macenc.c -- Convert a Mac OS script/region/font combination to our
* internal charset code.
*/
#include <string.h>
#include "charset.h"
#include "internal.h"
/*
* These are defined by Mac OS's <Script.h>, but we'd like to be
* independent of that.
*/
#define smRoman 0
#define smJapanese 1
#define smTradChinese 2
#define smKorean 3
#define smArabic 4
#define smHebrew 5
#define smCyrillic 7
#define smDevenagari 9
#define smGurmukhi 10
#define smGujurati 11
#define smThai 21
#define smSimpChinese 25
#define smTibetan 26
#define smEthiopic 28
#define smCentralEuroRoman 29
#define verGreece 20
#define verIceland 21
#define verTurkey 24
#define verYugoCroatian 25
#define verRomania 39
#define verFaroeIsl 47
#define verIran 48
#define verRussia 49
#define verSlovenian 66
#define verCroatia 68
#define verBulgaria 72
#define verScottishGaelic 75
#define verManxGaelic 76
#define verBreton 77
#define verNunavut 78
#define verWelsh 79
#define verIrishGaelicScript 81
static const struct {
int script;
int region;
int sysvermin;
char const *fontname;
int charset;
} macencs[] = {
{ smRoman, -1, 0x850, "VT100", CS_MAC_VT100 },
{ smRoman, -1, 0, "VT100", CS_MAC_VT100_OLD },
/*
* From here on, this table is largely derived from
* <http://www.unicode.org/Public/MAPPINGS/VENDORS/APPLE/README.TXT>,
* with _OLD version added based on the comments in individual
* mapping files.
*/
{ smRoman, -1, 0, "Symbol", CS_MAC_SYMBOL },
{ smRoman, -1, 0, "Zapf Dingbats", CS_MAC_DINGBATS },
{ smRoman, verTurkey, 0, NULL, CS_MAC_TURKISH },
{ smRoman, verYugoCroatian, 0x850, NULL, CS_MAC_CROATIAN },
{ smRoman, verYugoCroatian, 0, NULL, CS_MAC_CROATIAN_OLD },
{ smRoman, verSlovenian, 0x850, NULL, CS_MAC_CROATIAN },
{ smRoman, verSlovenian, 0, NULL, CS_MAC_CROATIAN_OLD },
{ smRoman, verCroatia, 0x850, NULL, CS_MAC_CROATIAN },
{ smRoman, verCroatia, 0, NULL, CS_MAC_CROATIAN_OLD },
{ smRoman, verIceland, 0x850, NULL, CS_MAC_ICELAND },
{ smRoman, verIceland, 0, NULL, CS_MAC_ICELAND_OLD },
{ smRoman, verFaroeIsl, 0x850, NULL, CS_MAC_ICELAND },
{ smRoman, verFaroeIsl, 0, NULL, CS_MAC_ICELAND_OLD },
{ smRoman, verRomania, 0x850, NULL, CS_MAC_ROMANIAN },
{ smRoman, verRomania, 0, NULL, CS_MAC_ROMANIAN_OLD },
#if 0 /* No mapping table on ftp.unicode.org */
{ smRoman, verIreland, 0x850, NULL, CS_MAC_CELTIC },
{ smRoman, verIreland, 0, NULL, CS_MAC_CELTIC_OLD },
{ smRoman, verScottishGaelic, 0x850, NULL, CS_MAC_CELTIC },
{ smRoman, verScottishGaelic, 0, NULL, CS_MAC_CELTIC_OLD },
{ smRoman, verManxGaelic, 0x850, NULL, CS_MAC_CELTIC },
{ smRoman, verManxGaelic, 0, NULL, CS_MAC_CELTIC_OLD },
{ smRoman, verBreton, 0x850, NULL, CS_MAC_CELTIC },
{ smRoman, verBreton, 0, NULL, CS_MAC_CELTIC_OLD },
{ smRoman, verWelsh, 0x850, NULL, CS_MAC_CELTIC },
{ smRoman, verWelsh, 0, NULL, CS_MAC_CELTIC_OLD },
{ smRoman, verIrishGaelicScript, 0x850, NULL, CS_MAC_GAELIC },
{ smRoman, verIrishGaelicScript, 0, NULL, CS_MAC_GAELIC_OLD },
#endif
{ smRoman, verGreece, 0x922, NULL, CS_MAC_GREEK },
{ smRoman, verGreece, 0, NULL, CS_MAC_GREEK_OLD },
{ smRoman, -1, 0x850, NULL, CS_MAC_ROMAN },
{ smRoman, -1, 0, NULL, CS_MAC_ROMAN_OLD },
#if 0 /* Multi-byte encodings, not yet supported */
{ smJapanese, -1, 0, NULL, CS_MAC_JAPANESE },
{ smTradChinese, -1, 0, NULL, CS_MAC_CHINTRAD },
{ smKorean, -1, 0, NULL, CS_MAC_KOREAN },
#endif
#if 0 /* Bidirectional encodings, not yet supported */
{ smArabic, verIran, 0, NULL, CS_MAC_FARSI },
{ smArabic, -1, 0, NULL, CS_MAC_ARABIC },
{ smHebrew, -1, 0, NULL, CS_MAC_HEBREW },
#endif
{ smCyrillic, -1, 0x900, NULL, CS_MAC_CYRILLIC },
{ smCyrillic, verRussia, 0, NULL, CS_MAC_CYRILLIC_OLD },
{ smCyrillic, verBulgaria, 0, NULL, CS_MAC_CYRILLIC_OLD },
{ smCyrillic, -1, 0, NULL, CS_MAC_UKRAINE },
#if 0 /* Complex Indic scripts, not yet supported */
{ smDevanagari, -1, 0, NULL, CS_MAC_DEVENAGA },
{ smGurmukhi, -1, 0, NULL, CS_MAC_GURMUKHI },
{ smGujurati, -1, 0, NULL, CS_MAC_GUJURATI },
#endif
{ smThai, -1, 0, NULL, CS_MAC_THAI },
#if 0 /* Multi-byte encoding, not yet supported */
{ smSimpChinese, -1, 0, NULL, CS_MAC_CHINSIMP },
#endif
#if 0 /* No mapping table on ftp.unicode.org */
{ smTibetan, -1, 0, NULL, CS_MAC_TIBETAN },
{ smEthiopic, -1, 0, NULL, CS_MAC_ETHIOPIC },
{ smEthiopic, verNanavut, 0, NULL, CS_MAC_INUIT },
#endif
{ smCentralEuroRoman, -1, 0, NULL, CS_MAC_CENTEURO },
};
int charset_from_macenc(int script, int region, int sysvers,
char const *fontname)
{
int i;
for (i = 0; i < (int)lenof(macencs); i++)
if ((macencs[i].script == script) &&
(macencs[i].region < 0 || macencs[i].region == region) &&
(macencs[i].sysvermin <= sysvers) &&
(macencs[i].fontname == NULL ||
(fontname != NULL && strcmp(macencs[i].fontname, fontname) == 0)))
return macencs[i].charset;
return CS_NONE;
}